I had recently trouble connecting to the Internet with Centos running inside the Oracle VM VirtualBox. Even though I had configure the second adapter Network Internet Connection to be Host-only Adapter with the name VirtualBox Host-Only Ethernet Adapter. I still had problems pulling any Docker images from scratch. It turned out the network was busted. […]

Docker Post If you are struggling pulling an image with the coreos/etd as in the following command: The images is not found, because it is no longer on the official Docker hub. You need point to separate Docker repository hosted on Quay servers. You need to use the following command, instead. then you need to […]

Docker Post On recent Docker release, you might be surprised that the tree view no longer works as expected: The above command would produce a visual dump of the images inside the container. The command generated a hierarchy of the images, showing the relationship between parent and children. However, this command has been dropped since […]

In my last blog, I had some issues with Atlassian Stash. In the last week and half, I would like amend my attitude to the product. In fact, I thank Atlassian Support for their really good responses and quick turn around to my questions. The biggest problem, which I think that even engineer like me, […]

Don’t get me wrong, I like the simplicity of the user interface in Atlassian Stash, what is too painful for me is the networking configuration between it and Apache HTTPD server. It really should be very simple, but I find that mod_proxy drops more connections than a butterfingered wicket keeper on the field. Apparently, this […]

Originally drafted on 21 February 2014 Here is WildFly application serverSystem V Initial Script that I quickly put together for a Centos 6 virtual machine. Use it at your own risk, don’t call me if something goes wrong, because I assume that you are an experienced Web Ops (web operations) or Sys Admin (system administrator) […]

Hey this is just for me. Every time I start a new contract at client that has Mac OS X computers I find myself repeating setup just like Groundhog Day. First thing is to set up BASH PROFILE Set up BASH profile with the following command. Substitute your own reference to Oracle or Apple provided […]

I first got involved with commercial UNIX in the early 1990s. It was fascinating experience on Sun Microsystems SunOS 4.1.3, if memory serves. Even before that professional development, I learnt a lot about UNIX and C at university in my fourth year of the degree course. Yet it was my first work experience at a […]

Recently, I have been working with Ubuntu in a Virtual Box VM and setting up ActiveMQ for testing. I wanted to create a VM with an already running ActiveMQ as a service, whenever I started it. In order to do this, I set up ActiveMQ as a Linux intialisation service. I installed ActiveMQ first by […]

This lunchtime I upgraded WordPress on the server to 3.1 version I had a lot of trouble getting WP to Twitter plug-in into work out of the box. I though it was a chroot Apache problem, a missing executable, or some file permission issues with Ubuntu Linux. It was none of the above. This was […]

Peter Pilgrim

Advanced Java EE development in financial services, London. Building on Scala and JavaFX, technologies for enterprise businesses that innovate and require exclusive services

"Thank you so much for the training that you have provided for me and members of my team. You are a master of removing people from their comfort zone and enabling them to explore their potential. Those that have attended so far have thoroughly enjoyed the experience whilst leaving with a number of tools that will be invaluable in their work environment."Chris Forrest, Managing Director of UK Financial Services, Microsoft, UK